Astronaut

#253B73

General Information about #253B73

The hexadecimal color #253B73, often referred to as "Astronaut", is a deep, muted shade of blue leaning towards indigo. It is composed of 14.5% red, 23.1% green, and 45.1% blue. In the RGB color space, it is relatively low in luminance, contributing to its subdued and sophisticated appearance. Colors similar to #253B73 are often associated with trust, intelligence, stability, and professionalism. The name "Astronaut" evokes a sense of exploration and the vastness of space, likely due to the color's resemblance to the night sky or the deep blue hues seen in images of Earth from space. This color is often used in branding and design where conveying reliability and knowledge are important.

The color #253B73, also known as Astronaut, presents some accessibility challenges, especially when used for text. Its relatively low luminance value means it requires careful consideration of contrast ratios. According to WCAG guidelines, sufficient contrast is essential for readability, particularly for users with visual impairments. When using #253B73 as a background color, it's crucial to pair it with a light-colored text to ensure a contrast ratio of at least 4.5:1 for normal text and 3:1 for large text. Tools like contrast checkers can help verify compliance. Avoid using this color for critical interactive elements without proper contrast, as it could hinder usability. When in doubt, prioritize higher contrast options or provide alternative color schemes for users who need them.

Shades

Digital Color Formats

RGB
37 59 115
RGB37 59 115
Red
Green
Blue
HSL
223.08deg 51.32% 29.8%
223.0851.3229.8HSL
Hue
Saturation
Lightness
HWB
223.08deg 14.51% 54.9%
223.0814.5154.9HWB
Hue
Whiteness
Blackness
hex#253B73
rgb37 59 115
hsl223.08deg 51.32% 29.8%
cmyk67.83% 48.7% 0% 54.9%
hwb223.08deg 14.51% 54.9%
xyz-d650.05 0.05 0.17
oklch0.3663 0.1002 265.6
oklab0.3663 -0.01 -0.1
CMYK
67.83% 48.7% 0% 54.9%
67.8348.7054.9CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.05 0.05 0.17
0.050.050.17XYZ
X
Y
Z
OKLCH
0.3663 0.1002 265.6
0.36630.1002265.6LCH
Lightness
Chroma
Hue
OKLAB
0.3663 -0.01 -0.1
0.3663-0.01-0.1LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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